Cita APA (7a ed.)
(1980). Northern Ontario business. [Laurentian Pub. Co.].
Cita Chicago Style (17a ed.)
Northern Ontario Business. [Sudbury, Ont.]: [Laurentian Pub. Co.], 1980.
Cita MLA (9a ed.)
Northern Ontario Business. [Laurentian Pub. Co.], 1980.
Precaución: Estas citas no son 100% exactas.